111032103112 has 96 divisors (see below), whose sum is σ = 252945115200. Its totient is φ = 45472834176.

The previous prime is 111032103107. The next prime is 111032103113. The reversal of 111032103112 is 211301230111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (111032103113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10480314 + ... + 10490902.

It is an arithmetic number, because the mean of its divisors is an integer number (2634844950).

Almost surely, 2^111032103112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111032103112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126472557600).

111032103112 is an abundant number, since it is smaller than the sum of its proper divisors (141913012088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111032103112 is a wasteful number, since it uses less digits than its factorization.

111032103112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11795 (or 11784 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111032103112 its reverse (211301230111), we get a palindrome (322333333223).

The spelling of 111032103112 in words is "one hundred eleven billion, thirty-two million, one hundred three thousand, one hundred twelve".